CA3247775A1 - Matériau de déplétion de neutrophiles et procédé de production de matériau de déplétion de neutrophiles - Google Patents

Matériau de déplétion de neutrophiles et procédé de production de matériau de déplétion de neutrophiles

Info

Publication number
CA3247775A1
CA3247775A1 CA3247775A CA3247775A CA3247775A1 CA 3247775 A1 CA3247775 A1 CA 3247775A1 CA 3247775 A CA3247775 A CA 3247775A CA 3247775 A CA3247775 A CA 3247775A CA 3247775 A1 CA3247775 A1 CA 3247775A1
Authority
CA
Canada
Prior art keywords
neutrophils
knitted fabric
removing neutrophils
fiber
woven fabric
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CA3247775A
Other languages
English (en)
Inventor
Chisa Kuga
Megumi Nakanishi
Hiroshi Takahashi
Original Assignee
Toray Industries Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toray Industries Inc filed Critical Toray Industries Inc
Publication of CA3247775A1 publication Critical patent/CA3247775A1/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
    • A61M1/3633—Blood component filters, e.g. leukocyte filters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/325—Amines
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/04—Liquids
    • A61M2202/0413—Blood
    • A61M2202/0439—White blood cells; Leucocytes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12—Special parameters characterising the filtering material
    • B01D2239/1233—Fibre diameter
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Cardiology (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • External Artificial Organs (AREA)
  • Knitting Of Fabric (AREA)
  • Filtering Materials (AREA)

Abstract

"La présente invention vise à fournir un matériau pour l’enlèvement de neutrophiles tout en supprimant l’enlèvement de plaquettes. Il est décrit un matériau pour l’enlèvement de neutrophiles, le matériau étant un tissu tricoté ou un tissu tissé comprenant une fibre ayant un diamètre de fibre de 10 à 60 micromètres, le tissu tricoté ou le tissu tissé ayant une épaisseur de 100 à 400 micromètres et une porosité de 10 % à 30 %."
CA3247775A 2022-03-03 2023-02-28 Matériau de déplétion de neutrophiles et procédé de production de matériau de déplétion de neutrophiles Pending CA3247775A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022032411 2022-03-03
JP2022-032411 2022-03-03
PCT/JP2023/007307 WO2023167184A1 (fr) 2022-03-03 2023-02-28 Matériau de déplétion de neutrophiles et procédé de production de matériau de déplétion de neutrophiles

Publications (1)

Publication Number Publication Date
CA3247775A1 true CA3247775A1 (fr) 2025-07-09

Family

ID=87883781

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3247775A Pending CA3247775A1 (fr) 2022-03-03 2023-02-28 Matériau de déplétion de neutrophiles et procédé de production de matériau de déplétion de neutrophiles

Country Status (7)

Country Link
US (1) US20250114508A1 (fr)
EP (1) EP4487882A1 (fr)
JP (1) JPWO2023167184A1 (fr)
KR (1) KR20240157626A (fr)
CN (1) CN118871144A (fr)
CA (1) CA3247775A1 (fr)
WO (1) WO2023167184A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5167727B2 (ja) 2006-08-31 2013-03-21 東レ株式会社 複合繊維を含む吸着担体
JP6394151B2 (ja) 2014-03-18 2018-09-26 株式会社リコー ベルトユニットと転写ユニット及び画像形成装置
WO2015194668A1 (fr) 2014-06-20 2015-12-23 旭化成メディカル株式会社 Colonne d'élimination de neutrophiles
JP6589993B2 (ja) 2016-09-09 2019-10-16 東レ株式会社 血液浄化用の材料
KR20180047929A (ko) 2016-11-02 2018-05-10 엔피씨(주) 하부주입 어댑터
JP7331368B2 (ja) 2018-02-09 2023-08-23 東レ株式会社 活性化白血球－活性化血小板複合体の除去材料
CN114423470A (zh) * 2019-10-04 2022-04-29 东丽株式会社 血液处理材料
JP7290132B2 (ja) * 2020-03-19 2023-06-13 東レ株式会社 活性化顆粒球－活性化血小板複合体の除去材料

Also Published As

Publication number Publication date
CN118871144A (zh) 2024-10-29
JPWO2023167184A1 (fr) 2023-09-07
KR20240157626A (ko) 2024-11-01
US20250114508A1 (en) 2025-04-10
EP4487882A1 (fr) 2025-01-08
WO2023167184A1 (fr) 2023-09-07

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